Force Vercel redeploy

Minor change for live deployment.

Admin and Courier dashboard created.

Clean MongoDB connection string

Fix TLS via connection string

Force Python 3.11 and fix TLS for MongoDB

Fix SSL - use Python 3.11 and TLS fallback

Fix CORS with exact Vercel URL

Fix corrupted requirements.txt

Add certifi to requirements

Update CORS for Vercel

Ready for deployment to test. Web not fully ready. updated API URLs, certifi SSL fix, Procfile

Messages retouched.

Items and Add Items page created.

Edit made to make dark mode functional.